{"id":181745,"date":"2026-05-26T02:49:17","date_gmt":"2026-05-26T00:49:17","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/kernelscript-0-1-0"},"modified":"2026-05-26T02:49:17","modified_gmt":"2026-05-26T00:49:17","slug":"kernelscript-0-1-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pl\/blog\/news\/kernelscript-0-1-0","title":{"rendered":"KernelScript 0.1.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex>      <noindex><\/p>\n<p>Przedstawiony <strong><a rel=\"nofollow\" href=\"https:\/\/github.com\/multikernel\/kernelscript\">KernelScript<\/a><\/strong> \u2014 eksperymentalny j\u0119zyk programowania do tworzenia program\u00f3w eBPF, \u0142adowarek u\u017cytkownika i rozszerze\u0144 j\u0105dra Linux z jednego kodu. Projekt rozwija <strong>Multikernel Technologies<\/strong>, firma promuj\u0105ca architektur\u0119 split-kernel \/ multikernel dla Linux. O KernelScript opowiedzia\u0142 za\u0142o\u017cyciel firmy Cong Wang podczas Open Source Summit Fundacji Linuxa; kod projektu zosta\u0142 opublikowany na GitHubie na licencji <strong>Apache 2.0<\/strong>.<\/p>\n<p><\/noindex><\/noindex><br \/>\n<noindex><\/p>\n<p>eBPF (Extended Berkeley Packet Filter) \u2014 to technologia, kt\u00f3ra pozwala uruchamia\u0107 ma\u0142e programy bezpo\u015brednio w j\u0105drze Linux, nie dotykaj\u0105c jego kodu i nie nara\u017caj\u0105c stabilno\u015bci systemu. eBPF pomaga rozwi\u0105zywa\u0107 wiele problem\u00f3w, od monitorowania wydajno\u015bci po zapewnienie bezpiecze\u0144stwa i optymalizacji sieci. Na przyk\u0142ad, za pomoc\u0105 eBPF mo\u017cna \u015bledzi\u0107 wywo\u0142ania systemowe, ruch sieciowy i inne zdarzenia w czasie rzeczywistym. Pozwala to zidentyfikowa\u0107 w\u0105skie gard\u0142a w wydajno\u015bci i zoptymalizowa\u0107 system (<a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/companies\/selectel\/articles\/887272\/\">Hub<\/a>).<\/p>\n<p><\/noindex><\/p>\n<p>Idea KernelScript polega na uproszczeniu procesu tworzenia eBPF w por\u00f3wnaniu do korzystania z zestawu C + libbpf, a jednocze\u015bnie nie ogranicza si\u0119 tylko do \u015bledzenia, jak bpftrace. Programi\u015bci opisuj\u0105 j\u0119zyk jako typowo bezpieczny DSL, kt\u00f3ry \u0142\u0105czy <strong>eBPF<\/strong>, rozw\u00f3j w przestrzeni u\u017cytkownika i kernelspace: z jednego pliku \u017ar\u00f3d\u0142owego kompilator powinien generowa\u0107 kod dla program\u00f3w eBPF, cz\u0119\u015bci userspace i integracji z modu\u0142ami j\u0105dra przez kfunc.<\/p>\n<p>Zadeklarowane mo\u017cliwo\u015bci KernelScript:<\/p>\n<ul>\n<li>\n<p><strong>Kompilacja pod r\u00f3\u017cne cele z jednego pliku<\/strong> \u2014 funkcje z atrybutami takimi jak @xdp, @tc, @helper i @kfunc automatycznie s\u0105 przyporz\u0105dkowywane do odpowiedniej cz\u0119\u015bci: program XDP\/TC, funkcje pomocnicze, funkcje j\u0105dra lub zwyk\u0142y kod userspace.<\/p>\n<\/li>\n<li>\n<p><strong>Automatyzacja wywo\u0142a\u0144 tail calls<\/strong> \u2014 zamiast r\u0119cznej konfiguracji program array i wywo\u0142a\u0144 bpf_tail_call(), programi\u015bci mog\u0105 po prostu napisa\u0107 zwyk\u0142e wywo\u0142anie innej funkcji, a generacj\u0119 niskopoziomowego kodu eBPF pozostawi\u0107 kompilatorowi.<\/p>\n<\/li>\n<li>\n<p><strong>Uproszczona praca z dynptr i mapami eBPF<\/strong> \u2014 j\u0119zyk ukrywa cz\u0119\u015b\u0107 r\u0119cznej pracy z bpf_ringbuf_reserve_dynptr, bpf_dynptr_write i podobnymi interfejsami API. Mapy eBPF mog\u0105 by\u0107 traktowane jak zmienne globalne, dost\u0119pne dla r\u00f3\u017cnych program\u00f3w.<\/p>\n<\/li>\n<li>\n<p><strong>Kontrola cyklu \u017cycia program\u00f3w<\/strong> \u2014 programy eBPF s\u0105 przedstawione jako typowane warto\u015bci, co ma na celu zapobieganie b\u0142\u0119dom na etapie kompilacji, takim jak pr\u00f3ba wykonania attach() przed udanym load().<\/p>\n<\/li>\n<li>\n<p><strong>Wsparcie dla kfunc<\/strong> \u2014 KernelScript umo\u017cliwia deklarowanie funkcji z atrybutem @kfunc, kt\u00f3re s\u0105 wykonywane w przestrzeni j\u0105dra i mog\u0105 by\u0107 wywo\u0142ywane z program\u00f3w eBPF; obiecano automatyczne generowanie modu\u0142u j\u0105dra i rejestracji BTF.<\/p>\n<\/li>\n<li>\n<p><strong>Wsparcie dla podstawowych typ\u00f3w program\u00f3w eBPF<\/strong> \u2014 w README znajduj\u0105 si\u0119 przyk\u0142ady dla XDP, TC, program\u00f3w probe i perf_event, w tym praca z sprz\u0119towymi licznikami wydajno\u015bci.<\/p>\n<\/li>\n<\/ul>\n<p>Autorzy szczeg\u00f3lnie podkre\u015blaj\u0105, \u017ce KernelScript nie jest zamiennikiem dla j\u0105dra Linux ani nowym runtime'm eBPF. To raczej kompilator i j\u0119zyk wy\u017cszego poziomu, kt\u00f3ry ma generowa\u0107 znane komponenty niskiego poziomu: kod eBPF, \u0142adowarki userspace, Makefile i, w razie potrzeby, modu\u0142 j\u0105dra.<\/p>\n<p>Na razie projekt nale\u017cy traktowa\u0107 jako wczesny eksperyment. W repozytorium wyra\u017anie wskazano, \u017ce KernelScript znajduje si\u0119 w fazie <strong>beta<\/strong>, sk\u0142adnia i API mog\u0105 si\u0119 zmienia\u0107 bez zapewnienia wstecznej kompatybilno\u015bci, a korzystanie z niego w produkcji na razie nie jest zalecane.<\/p>\n<p>\u0179r\u00f3d\u0142o: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.linux.org.ru\/news\/opensource\/18301757\">linux.org.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d KernelScript \u2014 \u044d\u043a\u0441\u043f\u0435\u0440\u0438\u043c\u0435\u043d\u0442\u0430\u043b\u044c\u043d\u044b\u0439 \u044f\u0437\u044b\u043a \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0434\u043b\u044f \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 eBPF-\u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c, \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044c\u0441\u043a\u0438\u0445 \u0437\u0430\u0433\u0440\u0443\u0437\u0447\u0438\u043a\u043e\u0432 \u0438 \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u0438\u0439 \u044f\u0434\u0440\u0430 Linux \u0438\u0437 \u0435\u0434\u0438\u043d\u043e\u0439 \u043a\u043e\u0434\u043e\u0432\u043e\u0439 \u0431\u0430\u0437\u044b. \u041f\u0440\u043e\u0435\u043a\u0442 \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u0435\u0442 Multikernel Technologies, \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u044f, \u043f\u0440\u043e\u0434\u0432\u0438\u0433\u0430\u044e\u0449\u0430\u044f \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u0443 split-kernel \/ multikernel \u0434\u043b\u044f Linux. \u041e KernelScript \u0440\u0430\u0441\u0441\u043a\u0430\u0437\u0430\u043b \u043e\u0441\u043d\u043e\u0432\u0430\u0442\u0435\u043b\u044c \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 Cong Wang \u043d\u0430 Linux Foundation Open Source Summit; \u043a\u043e\u0434 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u043d\u0430 GitHub \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 Apache 2.0. eBPF (Extended [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":8,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-181745","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d KernelScript \u2014 \u044d\u043a\u0441\u043f\u0435\u0440\u0438\u043c\u0435\u043d\u0442\u0430\u043b\u044c\u043d\u044b\u0439 \u044f\u0437\u044b\u043a 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